74 lines
2.0 KiB
Zig
74 lines
2.0 KiB
Zig
const ona = @import("ona");
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const std = @import("std");
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const CRT = extern struct {
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width: f32,
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height: f32,
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time: f32,
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padding: [4]u8 = undefined,
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};
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const Effects = struct {
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render_texture: ona.AssetHandle = .default,
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image_textures: [2]ona.AssetHandle = [_]ona.AssetHandle{.default} ** 2,
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last_time: f64 = 0,
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image_index: usize = 0,
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crt_effect: ona.AssetHandle = .default,
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};
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pub fn main() void {
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ona.realtime_app
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.with(.initModule(ona.hid))
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.with(.initModule(ona.gfx))
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// .with(.initSystem(.render, .of(render)))
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.run();
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}
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// fn update(effects: ona.Write(Effects), loop: ona.Read(ona.Loop)) void {
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// const update_seconds = 5;
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// if ((loop.state.elapsed_time - effects.state.last_time) > update_seconds) {
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// effects.state.image_index = (effects.state.image_index + 1) % effects.state.image_textures.len;
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// effects.state.last_time = loop.state.elapsed_time;
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// }
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// }
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// fn render(commands: ona.gfx.Commands) void {
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// try commands.setTarget(.{
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// .texture = effects.state.render_texture,
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// .clear_color = gfx.colors.black,
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// .clear_depth = 0,
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// .clear_stencil = 0,
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// });
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// const width: f32 = @floatFromInt(display.state.width);
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// const height: f32 = @floatFromInt(display.state.height);
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// try commands.draw_texture(.{
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// .texture = effects.state.image_textures[effects.state.image_index],
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// .size = .{ width, height },
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// });
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// try commands.set_effect(.{
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// .effect = effects.state.crt_effect,
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// .properties = std.mem.asBytes(&CRT{
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// .width = width,
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// .height = height,
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// .time = @floatCast(loop.state.elapsed_time),
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// }),
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// });
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// try commands.set_target(.{
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// .clear_color = null,
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// .clear_depth = null,
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// .clear_stencil = null,
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// });
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// try commands.draw_texture(.{
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// .texture = effects.state.render_texture,
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// .size = .{ width, height },
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// });
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// }
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